Seasonal Biological Science Technician; Aquatic Resources

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Open: December 4, 2025 —
Closes: March 18, 2026

These vacancies are Temporary Seasonal positions Not to Exceed: 1039 Hours in a service year. The typical seasonal entry-on-duty period is APRIL / MAY 2026. SALARY INFORMATION: GS-06: $44,959.00 - $58,445.00 Per Year. GS-07: 49,960.00 - $64,952.00 Per Year.

This is an open continuous vacancy announcement; applicants will be referred periodically throughout the announcement period. Final application disposition will be completed once all positions have been filled; the announcement reaches the closing date stated in the announcement. The first cut-off date is 17-DECEMBER-2025.

GS-0404-06 MAJOR DUTIES MAY INCLUDE BUT ARE NOT LIMITED TO THE FOLLOWING:

• Surveys and identifies fish, freshwater mussels, crayfish, and other aquatic organisms.
• Performs routine and recurring collection of water quality and biological samples.
• Conducts laboratory analysis of water quality samples.
• Performs data entry, including in spreadsheets, databases, and geodatabases, and carries out quality control checks on data collection and entry performed by others.
• Organizes and maintains project equipment, supplies, schedules, checklists, maps, data, and other records.

GS-0404-07 MAJOR DUTIES MAY INCLUDE BUT ARE NOT LIMITED TO THE FOLLOWING:

• Conducts monitoring programs and laboratory analysis to evaluate water quality using physical, chemical, and biological indicators.
• Surveys and identifies fish, freshwater mussels, crayfish, and other aquatic organisms.
• Oversees day-to-day operation of the water quality laboratory and management of field and laboratory equipment.
• Surveys and makes accurate field observations on aquatic resource conditions, evaluates problems, and provides recommendations to program managers.
• Works with program managers to implement project activities to protect, manage, and restore aquatic and wetland habitats and associated species.
• Provides work direction, training, and guidance to technicians, interns, and volunteers, including use of standard operating procedures, equipment, tools, data collection, and data management.
• Collects and enters field data, prepares reports, and summarizes findings.